# square degree

> unit of solid angle; (π/180)² steradians

**Wikidata**: [Q254532](https://www.wikidata.org/wiki/Q254532)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Square_degree)  
**Source**: https://4ort.xyz/entity/square-degree


## References

1. Freebase Data Dumps. 2013